Table 1 Summary of key elements of the mobile phone intervention

1.

Proactive, nurse-delivered calls by mobile phone at time convenient to the participant;

2.

Call sessions are interactive and patient-centered. The nurse listens actively and uses theory-directed open-ended questions and probes. Communication is positive, non-judgmental and encouraging.

3.

Content of calls is individualized to the participant’s cognitive representations, concerns (e.g., stigma/disclosure) and sociocultural context;

4.

Screening for depression and other concurrent psychosocial risk factors;

5.

Early recognition of barriers and referrals - Coaching through threats to care that may manifest over time;

6.

Building of problem solving skills to aid participants in overcoming factors that may impede their engagement in treatment;

7.

The nurse plays a mediating role between the health system and the participant. Enhanced continuity of care.